Krana Xa were one of the eight types of Krana. They were used only by swarm commanders and gave them the ability to form complex strategic plans.1 They lived in the swarm commander, giving it the power to create complex plans. Their power was strategist.2
Notes
Their role was swarm commander.3
These krana led the Bohrok swarm on their mission. Their role was swarm commander, and their power was strategist.4
The Krana Xa was the swarm commander.5
Matau was given a Za instead of a Xa despite his leadership position in the swarm. He didn't need the strategic help provided by a Xa, so it was more important for him to be able to give out orders more quickly.6